18190771.000000000

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1499}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 154440000

約数和(自身を除く): 50033151

約数列:

[1, 3, 9, 71, 109, 213, 327, 639, 981, 1499, 4497, 7739, 13491, 23217, 69651, 106429, 163391, 319287, 490173, 957861, 1470519, 11600761, 34802283, 104406849]

約数ペア:

[(1, 104406849), (3, 34802283), (9, 11600761), (71, 1470519), (109, 957861), (213, 490173), (327, 319287), (639, 163391), (981, 106429), (1499, 69651), (4497, 23217), (7739, 13491)]